/**
 * UGENE - Integrated Bioinformatics Tools.
 * Copyright (C) 2008-2020 UniPro <ugene@unipro.ru>
 * http://ugene.net
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
 * MA 02110-1301, USA.
 */

#ifndef _U2_OP_WIDGET_FACTORY_H_
#define _U2_OP_WIDGET_FACTORY_H_

#include <QPixmap>

#include <U2Gui/ObjectViewModel.h>

namespace U2 {

enum ObjectViewType {
    ObjViewType_SequenceView,
    ObjViewType_AlignmentEditor,
    ObjViewType_AssemblyBrowser,
    ObjViewType_PhylogeneticTree,
    ObjViewType_ChromAlignmentEditor
};

struct U2GUI_EXPORT OPGroupParameters {
public:
    OPGroupParameters(QString groupId, QPixmap headerImage, QString title, QString documentationPage);

    inline QString getGroupId() {
        return groupId;
    }
    inline QPixmap getIcon() {
        return groupIcon;
    }
    inline QString getTitle() {
        return groupTitle;
    }
    inline QString getDocumentationPage() {
        return groupDocumentationPage;
    }

private:
    QString groupId;
    QPixmap groupIcon;
    QString groupTitle;
    QString groupDocumentationPage;
};

class U2GUI_EXPORT OPFactoryFilterVisitorInterface {
public:
    OPFactoryFilterVisitorInterface() {
    }
    virtual ~OPFactoryFilterVisitorInterface();

    virtual bool typePass(ObjectViewType factoryViewType) = 0;
    virtual bool alphabetPass(DNAAlphabetType factoryAlphabetType) = 0;
    virtual bool atLeastOneAlphabetPass(DNAAlphabetType factoryAlphabetType) = 0;
};

class U2GUI_EXPORT OPFactoryFilterVisitor : public OPFactoryFilterVisitorInterface {
public:
    OPFactoryFilterVisitor(ObjectViewType _objectViewType)
        : OPFactoryFilterVisitorInterface(), objectViewType(_objectViewType), objectAlphabetType(DNAAlphabet_RAW) {
    }
    OPFactoryFilterVisitor(DNAAlphabetType _objectAlphabetType)
        : OPFactoryFilterVisitorInterface(), objectViewType(ObjViewType_SequenceView), objectAlphabetType(_objectAlphabetType) {
    }
    OPFactoryFilterVisitor(ObjectViewType _objectViewType, DNAAlphabetType _objectAlphabetType)
        : OPFactoryFilterVisitorInterface(), objectViewType(_objectViewType), objectAlphabetType(_objectAlphabetType) {
    }
    OPFactoryFilterVisitor(ObjectViewType _objectViewType, QList<DNAAlphabetType> _objectListAlphabet)
        : OPFactoryFilterVisitorInterface(), objectViewType(_objectViewType), objectAlphabetType(DNAAlphabet_RAW), objectAlphabets(_objectListAlphabet) {
    }

    virtual bool typePass(ObjectViewType factoryViewType) {
        return factoryViewType == objectViewType;
    }
    virtual bool alphabetPass(DNAAlphabetType factoryAlphabetType) {
        return factoryAlphabetType == objectAlphabetType;
    }
    virtual bool atLeastOneAlphabetPass(DNAAlphabetType factoryAlphabetType);

private:
    ObjectViewType objectViewType;
    DNAAlphabetType objectAlphabetType;
    QList<DNAAlphabetType> objectAlphabets;
};

class U2GUI_EXPORT OPWidgetFactory : public QObject {
    Q_OBJECT

public:
    OPWidgetFactory();
    virtual ~OPWidgetFactory();

    virtual QWidget *createWidget(GObjectView *objView) = 0;

    virtual OPGroupParameters getOPGroupParameters() = 0;

    virtual bool passFiltration(OPFactoryFilterVisitorInterface *filter);

protected:
    virtual ObjectViewType getObjectViewType() {
        return objectViewOfWidget;
    }

protected:
    GObjectView *objView;
    ObjectViewType objectViewOfWidget;
};

class U2GUI_EXPORT OPCommonWidgetFactory : public QObject {
    Q_OBJECT
public:
    OPCommonWidgetFactory(QList<QString> groupIds);
    virtual ~OPCommonWidgetFactory();

    virtual QWidget *createWidget(GObjectView *objView) = 0;

    bool isInGroup(QString groupId) {
        return groupIds.contains(groupId);
    }

protected:
    QList<QString> groupIds;    // groups where the common widget is placed
};

}    // namespace U2

#endif
